Document content pruning.
Document content pruning.

vishnuvaradaraj/redwood,andybalholm/redwood,unixabg/redwood,unixabg/redwood,andybalholm/redwood,vishnuvaradaraj/redwood,yinheli/redwood-filter,yinheli/redwood-filter,vishnuvaradaraj/redwood,yinheli/redwood-filter